why did imunon jump from 1999 to 2000

Imunon (IMNN) returned 308.2% between 1999 and 2000.

DATEOPENHIGHLOWCLOSEVOLUME
December 29 2000
$170,821.43
$180,871.05
$160,774.27
$160,774.27
2
December 28 2000
$190,917.73
$190,917.73
$160,773.87
$180,870.60
1
December 27 2000
$170,821.88
$190,918.72
$160,774.69
$190,918.72
1
December 26 2000
$170,821.00
$190,917.73
$160,773.87
$180,870.60
2
December 22 2000
$160,774.27
$200,967.84
$150,725.88
$160,774.27
2
December 21 2000
$160,774.27
$160,774.27
$120,580.70
$160,774.27
2
December 20 2000
$190,919.57
$200,969.27
$160,775.41
$170,822.64
1
December 19 2000
$190,918.75
$221,065.25
$190,918.75
$211,015.59
1
December 18 2000
$221,065.20
$221,065.20
$180,871.53
$190,918.72
1
December 15 2000
$231,113.67
$241,160.85
$211,015.59
$211,015.59
1
December 14 2000
$261,258.12
$261,258.12
$221,064.56
$231,112.95
1
December 13 2000
$251,209.67
$261,259.34
$241,161.23
$251,209.67
1
December 12 2000
$301,453.08
$301,453.08
$251,209.67
$251,209.67
December 11 2000
$271,306.48
$321,547.19
$251,208.47
$291,403.26
2
December 08 2000
$241,160.14
$271,306.54
$231,112.98
$271,306.54
1
December 07 2000
$241,160.11
$271,306.51
$221,064.56
$231,112.95
1
December 06 2000
$221,064.56
$241,160.11
$211,014.94
$231,112.95
1
December 05 2000
$221,064.56
$241,160.11
$211,014.94
$231,112.95
1
December 04 2000
$211,015.59
$231,113.67
$200,968.41
$211,015.59
1
December 01 2000
$231,112.56
$241,159.70
$200,967.45
$221,064.19
1
November 30 2000
$211,014.58
$241,159.70
$200,967.45
$221,064.19
1
November 29 2000
$241,160.85
$251,209.27
$200,968.41
$211,015.59
1
November 28 2000
$261,259.51
$281,355.16
$241,161.39
$241,161.39
1
November 27 2000
$221,065.74
$241,161.39
$221,065.74
$241,161.39
1
November 24 2000
$241,160.11
$241,160.11
$221,064.56
$231,112.95